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Kiniksa Pharmaceuticals
KNSA

Overview Fund Activity

188 hedge funds and large institutions have $1.1B invested in Kiniksa Pharmaceuticals in 2025 Q2 according to their latest regulatory filings, with 48 funds opening new positions, 65 increasing their positions, 62 reducing their positions, and 33 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
188
Holders Change
+13
Holders Change %
+7.43%
% of All Funds
2.52%
Holding in Top 10
3
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+50%
% of All Funds
0.04%
New
48
Increased
65
Reduced
62
Closed
33
Calls
$8.22M
Puts
$36.2M
Net Calls
-$28M
Net Calls Change
-$28.1M

Top Buyers

1
Arrowstreet Capital
Arrowstreet Capital
Massachusetts
+$20.3M
2
FFM
Fairmount Funds Management
Pennsylvania
+$18.6M
3
Qube Research & Technologies (QRT)
Qube Research & Technologies (QRT)
United Kingdom
+$18.1M
4
RCMNY
Rubric Capital Management (New York)
New York
+$14.6M
5
CSS
Cubist Systematic Strategies
Connecticut
+$12.4M

Top Sellers

1
BlackRock
BlackRock
New York
-$75.5M
2
B
Braidwell
Connecticut
-$23.8M
3
State Street
State Street
Massachusetts
-$17.6M
4
NL
Nuveen LLC
North Carolina
-$17M
5
Geode Capital Management
Geode Capital Management
Massachusetts
-$12.6M
Name Holding Trade Value Shares
Change 		Shares
Change %
FAM
201
Fred Alger Management
New York
– -$485K -21,823 Closed
Allianz Asset Management
202
Allianz Asset Management
Germany
– -$389K -17,500 Closed
SOW
203
State of Wyoming
Wyoming
– -$379K -17,064 Closed
T. Rowe Price Associates
204
T. Rowe Price Associates
Maryland
– -$373K -16,755 Closed
CF
205
Corebridge Financial
Texas
– -$355K -15,979 Closed
Manulife (Manufacturers Life Insurance)
206
Manulife (Manufacturers Life Insurance)
Ontario, Canada
– -$309K -13,919 Closed
Balyasny Asset Management
207
Balyasny Asset Management
Illinois
– -$297K -13,373 Closed
HSBC Holdings
208
HSBC Holdings
United Kingdom
– -$280K -12,676 Closed
BC
209
BIT Capital
Germany
– -$264K -11,878 Closed
ProShare Advisors
210
ProShare Advisors
Maryland
– -$227K -10,225 Closed
State Board of Administration of Florida Retirement System
211
State Board of Administration of Florida Retirement System
Florida
– -$203K -9,127 Closed
Man Group
212
Man Group
United Kingdom
– -$203K -9,121 Closed
PFSRSONJ
213
Police & Firemen's Retirement System of New Jersey
New Jersey
– -$192K -8,625 Closed
AIP
214
Ameritas Investment Partners
Nebraska
– -$81K -3,649 Closed
AB
215
Amalgamated Bank
New York
– -$29K -1,328 Closed
Macquarie Group
216
Macquarie Group
Australia
– -$11K -509 Closed
CCM
217
Coldstream Capital Management
Washington
– -$11K -496 Closed
SCM
218
Sterling Capital Management
North Carolina
– -$977 -44 Closed
LFG
219
Larson Financial Group
Missouri
– -$733 -33 Closed
HFS
220
Hughes Financial Services
Virginia
– -$522 -24 Closed
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